<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [puppeteer](./puppeteer.md) > [Frame](./puppeteer.frame.md) > [addStyleTag](./puppeteer.frame.addstyletag.md) ## Frame.addStyleTag() method Adds a `<link rel="stylesheet">` tag into the page with the desired url or a `<style type="text/css">` tag with the content. <b>Signature:</b> ```typescript addStyleTag(options: FrameAddStyleTagOptions): Promise<ElementHandle>; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | options | [FrameAddStyleTagOptions](./puppeteer.frameaddstyletagoptions.md) | configure the CSS to add to the page. | <b>Returns:</b> Promise<[ElementHandle](./puppeteer.elementhandle.md)<!-- -->> a promise that resolves to the added tag when the stylesheets's `onload` event fires or when the CSS content was injected into the frame.